1124140221221 has 8 divisors (see below), whose sum is σ = 1137777883200. Its totient is φ = 1110504792832.

The previous prime is 1124140221199. The next prime is 1124140221233. The reversal of 1124140221221 is 1221220414211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124140221221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124140221271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465605 + ... + 1570053.

It is an arithmetic number, because the mean of its divisors is an integer number (142222235400).

Almost surely, 2^{1124140221221} is an apocalyptic number.

It is an amenable number.

1124140221221 is a deficient number, since it is larger than the sum of its proper divisors (13637661979).

1124140221221 is a wasteful number, since it uses less digits than its factorization.

1124140221221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116795.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 1124140221221 its reverse (1221220414211), we get a palindrome (2345360635432).

The spelling of 1124140221221 in words is "one trillion, one hundred twenty-four billion, one hundred forty million, two hundred twenty-one thousand, two hundred twenty-one".